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The Scientist

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December 1, 2011

Meet some of the people featured in the November/December 2011 issue of The Scientist.

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image: Sensing Fat

Sensing Fat

By Beverly J. Tepper and Kathleen L. Keller | December 1, 2011

Are genes that alter the perception of fat making us fat?

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image: Anti-aging Pathway Questioned

Anti-aging Pathway Questioned

By Tia Ghose | September 21, 2011

A new study raises further doubts about the ability of proteins called sirtuins to slow aging, but the controversy remains unsettled.

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image: The RNA roots of obesity?

The RNA roots of obesity?

By Tia Ghose | June 8, 2011

By silencing two microRNAs, researchers were able to improve insulin sensitivity in overweight mice.

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